Deoxyhypusine synthase: Difference between revisions

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<StructureSection load='2emt' size='340' side='right' caption='Mouse radixin FERM domain (green) complex with N-terminal peptide of the adhesion molecule PSGL-1 (yellow) (PDB code [[2emt]])' scene='77/777076/Cv/1'>
<StructureSection load='6xxk' size='340' side='right' caption='Human deoxypusine synthase with mercaptocysteine complex with spermidine, ethylene glycol, formate, acetate,  mercaptoethanol, MPD (PDB code [[6xxk]])' scene='87/874448/Cv/7'>


== Function ==
== Function ==
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== Disease ==
== Disease ==


Mutations in DHS result in reduced enzyme activity that limits the hypusination of elf5A which is associated with neurodevelopmental disorder<ref>PMID:30661771</ref>.  
Mutations in DHS result in reduced enzyme activity that limit the hypusination of elf5A which is associated with neurodevelopmental disorder<ref>PMID:30661771</ref>.  


==Relevance ==
==Relevance ==
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== Structural highlights ==
== Structural highlights ==


The <scene name='77/777076/Cv/3'>hydrophobic groove of the FERM domain of Rdx binds the N-terminal peptide of the adhesion molecule</scene> hydrophobic groove of the FERM domain of Rdx binds the N-terminal peptide of the adhesion molecule P-selectin glycoprotein ligand 1 with multiple hydrogen bonds<ref>PMID:18706570</ref>. {{Template:ColorKey_Hydrophobic}},  {{Template:ColorKey_Polar}}
The Biological assembly of Human deoxypusine synthase is <scene name='87/874448/Cv/6'>homotetramer</scene> (PDB code [[6xxk]]). <scene name='87/874448/Cv/5'>The complex between DHS and its substrate spermidine</scene> shows the binding in the active site with spermidine forming hydrogen bonds to DHS with its 2 terminal amino groups <ref>PMID:32235505</ref>. Water molecules are shown as red spheres.
</StructureSection>
</StructureSection>
== 3D Structures of deoxyhypusine synthase ==
== 3D Structures of deoxyhypusine synthase ==

Proteopedia Page Contributors and Editors (what is this?)Proteopedia Page Contributors and Editors (what is this?)

Michal Harel, Alexander Berchansky